<!doctype html> 
<html> 
<head> 
    <meta charset="utf-8"> 
    <title></title> 

    <style type="text/css">

#div{width: 100px;height: 100px;background: black;
	transition:.5s all cubic-bezier(0, 1.57, 1, 1);
}
#div:active{
	width: 200px;height: 200px;
}

    </style>
</head>
<body>

<div id='div'></div>
</body>
</html>